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-rw-r--r--test/fixedbugs/issue4529.go33
1 files changed, 33 insertions, 0 deletions
diff --git a/test/fixedbugs/issue4529.go b/test/fixedbugs/issue4529.go
new file mode 100644
index 0000000..66b96c7
--- /dev/null
+++ b/test/fixedbugs/issue4529.go
@@ -0,0 +1,33 @@
+// compile
+
+// Copyright 2012 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 4529: escape analysis crashes on "go f(g())"
+// when g has multiple returns.
+
+package main
+
+type M interface{}
+
+type A struct {
+ a string
+ b chan M
+}
+
+func (a *A) I() (b <-chan M, c chan<- M) {
+ a.b, c = make(chan M), make(chan M)
+ b = a.b
+
+ return
+}
+
+func Init(a string, b *A, c interface {
+ I() (<-chan M, chan<- M)
+}) {
+ b.a = a
+ go b.c(c.I())
+}
+
+func (a *A) c(b <-chan M, _ chan<- M) {}